CN219567205U - Self-checking mechanism for abrasion of steel wire rope of traction elevator - Google Patents
Self-checking mechanism for abrasion of steel wire rope of traction elevator Download PDFInfo
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- CN219567205U CN219567205U CN202320046751.1U CN202320046751U CN219567205U CN 219567205 U CN219567205 U CN 219567205U CN 202320046751 U CN202320046751 U CN 202320046751U CN 219567205 U CN219567205 U CN 219567205U
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- wire rope
- rod
- rotating rod
- steel wire
- pressure sensor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model discloses a traction elevator steel wire rope abrasion self-checking mechanism in the technical field of elevator accessories, which comprises a lift car; traction pulleys; a steel wire; a support plate; a rotating lever; a mounting rod; a roller; a pressure sensor; a detection rod; a pressing block is movably sleeved on the detection rod, and the end surface of the pressing block is propped against the pressure sensor; the hinge structure is used for enabling the detection rod to be connected with the rotating rod, and when the rotating rod rotates, the pressure of the pressing block to the pressure sensor can be changed. Through the outer fringe rolling contact of gyro wheel and wire rope, when wire rope produced wearing and tearing, the gyro wheel will produce horizontal migration for the dwang swing, and then make hinge structure drive the measuring bar and correspond the removal, make the briquetting produce the change by a wide margin to pressure sensor's pressure, gather pressure sensor's pressure data size through external control equipment, and then can analyze wire rope wearing and tearing condition, need not the workman to shut down on the spot and overhaul, do not basically need the elevator to shut down, consequently promoted the efficiency of detection.
Description
Technical Field
The utility model relates to the technical field of elevator accessories, in particular to a self-checking mechanism for abrasion of a steel wire rope of a traction elevator.
Background
An elevator refers to a permanent transport device serving a number of specific floors within a building with its car running in at least two columns of rigid rails running perpendicular to the horizontal or inclined at an angle of less than 15 ° to the plumb line.
The vertical traction elevator used in the building at present is lifted through a traction mechanism, in the traction mechanism, a traction rope (the steel wire rope) bears the gravity of a car and passengers, the traction rope is matched with a traction pulley to work, the surface of the traction rope is contacted with the traction pulley for a long time, abrasion of the traction rope cannot be avoided, the abrasion degree of the traction rope is a key factor related to the safety of the elevator, the maintenance personnel are mainly used for detecting and maintaining the abrasion degree of the traction rope at regular intervals at present, when the abrasion maintenance is carried out on the traction rope, the elevator is required to stop running at first, then the personnel stand on the car top of the car, then the elevator is started to stop layer by layer, and the abrasion degree of each position of the traction rope is detected.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, provides a traction elevator steel wire rope abrasion self-checking mechanism, and provides the following technical scheme for solving the technical problems:
the utility model provides: the utility model provides a drag elevator wire rope wearing and tearing self-checking mechanism, includes the car of elevator, the traction pulley is installed at the car top, the last wire rope of coiling of traction pulley still includes:
the support plate is connected to the top of the car;
the rotating rod is rotationally connected to the support plate;
the installation rod is vertically and fixedly connected to the lower end of the rotating rod, a roller is rotatably connected to the installation rod, and the roller is in rolling contact with the outer edge of the steel wire rope;
the pressure sensor is arranged on the support plate;
the detection rod horizontally penetrates through the support plate and can horizontally and freely slide, a pressing block is movably sleeved on the detection rod, and the end face of the pressing block abuts against the pressure sensor;
the hinge structure is used for enabling the detection rod to be connected with the rotating rod, and when the rotating rod rotates, the pressure of the pressing block on the pressure sensor can be changed.
In the self-checking mechanism for the abrasion of the steel wire rope of the traction elevator, the hinge structure comprises the sliding pin penetrating through the detecting rod, the rotating rod is provided with the kidney-shaped hole which is used for the sliding pin to be inserted and can slide freely, and the length direction of the kidney-shaped hole is parallel to the length direction of the rotating rod.
In the self-checking mechanism for the abrasion of the steel wire rope of the traction elevator, the nut is sleeved at one end of the detection rod far away from the rotating rod through threads, the detection rod is sleeved with the spring, and the nut and the pressing block are respectively elastically abutted against the two ends of the spring in the elastic direction.
In the self-checking mechanism for the abrasion of the steel wire rope of the traction elevator, the longitudinal distance between the lower end of the rotating rod and the rotating fulcrum of the rotating rod on the support plate is defined as L1, the longitudinal distance between the upper end of the rotating rod and the rotating fulcrum of the rotating rod on the support plate is defined as L2, and L1 is smaller than L2.
In the self-checking mechanism for the abrasion of the steel wire rope of the traction elevator, the support plate is connected with the lubricating sleeve, the lubricating sleeve is coaxially provided with the through holes for the steel wire rope to pass through, the lubricating sleeve is internally provided with the storage cavity with the annular cross section, graphite powder is stored in the storage cavity, and the perforated hole wall is provided with the lubricating holes for the storage cavities to pass through.
Compared with the prior art, the utility model has the beneficial effects that: through the outer fringe rolling contact of gyro wheel and wire rope, when wire rope produces wearing and tearing, the gyro wheel will produce horizontal migration, make the dwang swing, and then make hinge structure drive the measuring rod and correspond the removal, make the briquetting produce the change by a wide margin to pressure sensor's pressure, gather pressure data size of pressure sensor through external control equipment, and then can analyze wire rope wearing and tearing condition, need not the workman to shut down on the spot and overhaul, basically need not the elevator to shut down, therefore the efficiency of detection has been promoted, through setting up the lubricating sleeve, wire rope is wearing out in from the perforation, graphite powder will overflow from the lubrication hole and adhere to on the wire rope surface, because graphite powder's self-lubricating nature for the wire rope surface has lubricated, can reduce wire rope and traction sheave's friction like this, and then reduce wire rope's wearing and tearing.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
fig. 1 is a schematic diagram of an assembly structure of a self-checking mechanism for wear of a steel wire rope of a traction elevator according to the present utility model;
FIG. 2 is an enlarged schematic view of a partial structure at A in FIG. 1;
FIG. 3 is a schematic view of a lubrication sleeve according to the present utility model;
fig. 4 is a schematic cross-sectional view of the structure of fig. 3.
In the figure: the device comprises a car, a 2-traction pulley, a 3-steel wire rope, a 4-lubricating sleeve, a 5-supporting plate, a 6-rotating rod, a 7-mounting rod, an 8-roller, a 9-perforation, a 10-lubricating hole, an 11-storage cavity, a 12-detecting rod, a 13-sliding pin, a 14-kidney-shaped hole, a 15-pressure sensor, a 16-spring, a 17-nut and an 18-pressing block.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Examples
As shown in fig. 1-4, the present embodiment provides a technical solution: the utility model provides a drag elevator wire rope wearing and tearing self-checking mechanism, includes car 1 of elevator, and traction pulley 2 is installed at car 1 top, and wire rope 3 is wound on traction pulley 2, and wire rope 3 one end is installed at the top of elevator shaft, and the balancing weight is installed to the matching of other one end, and welding of car 1's top or screw connection have extension board 5 in addition, through installation articulated shaft on the extension board 5The rotating rod 6 is rotationally connected, the installation rod 7 is vertically welded at the lower end of the rotating rod 6, the roller 8 is rotationally connected to the installation rod 7, the roller 8 is in rolling contact with the outer edge of the steel wire rope 3, the support plate 5 is provided with the detection rod 12 capable of sliding horizontally and freely, the detection rod 12 is movably sleeved with the pressing block 18, the support plate 5 is welded or embedded with the pressure sensor 15, the detection rod 12 is sleeved with the nut 17 at one end far away from the rotating rod 6 through threads, the nut 17 and the pressing block 18 are respectively elastically abutted against the two ends of the elastic force direction of the spring 16 around the spring 16, the end face of the pressing block 18 can be abutted against the pressure sensor 15 in a natural state, in addition, the detection rod 12 is provided with the sliding pin 13 in a penetrating manner, the rotating rod 6 is provided with the waist-shaped hole 14 which is used for inserting the sliding pin 13 and capable of sliding freely, the length direction of the waist-shaped hole 14 is parallel to the length direction of the rotating rod 6, in an initial state, the roller 8 is in contact with the outer edge of the steel wire rope, the external controller is connected with the pressure sensor 15 through a cable or a wireless transmission module, pressure data acquired by the pressure sensor 15 can be transmitted to the controller, and then the pressure data acquired by the pressure sensor 15 can be recorded as the pressure data of the pressure sensor 15 1 When the steel wire rope is worn greatly, the roller 8 can always roll to contact the outer edge of the steel wire rope under the elastic propping action of the spring 16 on the nut, and at the moment, the roller 8 moves a certain stroke towards the direction of the steel wire rope due to the fact that the steel wire rope is worn greatly, at the moment, the sliding pin 13 slides in the kidney-shaped hole 14, the elastic propping action force of the spring 16 on the pressing block is changed along with the sliding pin, at the moment, the pressure of the pressing block on the pressure sensor is changed along with the pressing block, and the pressure data alpha of the pressure sensor at the moment is recorded 2 By comparison of alpha 1 And alpha 2 The difference of the absolute values of the steel wire ropes can be analyzed, and the absolute values of the values when the abrasion of the steel wire ropes reaches the dangerous value can be obtained after a limited number of experiments, so that the early warning of the abrasion degree of the steel wire ropes can be rapidly realized;
because the abrasion loss of the steel wire rope is generally smaller, the amplitude of the steel wire rope on the upper surface of the rotating angular travel of the rotating rod 6 is smaller, in the embodiment, the longitudinal distance between the lower end of the rotating rod 6 and the rotating pivot of the rotating rod 6 on the support plate 5 is defined as L1, the longitudinal distance between the upper end of the rotating rod 6 and the rotating pivot of the rotating rod 6 on the support plate 5 is defined as L2, and L1 is smaller than L2, so that the travel of the roller is amplified by the lever principle, when the movement quantity of the roller is smaller, the swing amplitude of the sliding pin in the kidney-shaped hole is larger, the data is conveniently counted, and the error is reduced;
because wire rope and pulley groove inner wall of traction pulley are dry friction usually, lead to wire rope wearing and tearing great, consequently this embodiment is red, through being connected with lubricated cover 4 on extension board 5, coaxial perforation 9 that supplies wire rope 3 to freely pass through have been seted up on lubricated cover 4, the inside storage chamber 11 that forms annular of cross section of having seted up of lubricated cover 4, the graphite powder has been stored in the storage chamber 11, the lubrication hole 10 that a plurality of storage chambers 11 link up has been seted up to the pore wall of perforation 9, when wire rope slides in the perforation, graphite powder will spill over by lubrication hole 10 to adhere to the wire rope surface, because the self-lubricating effect of graphite powder, make the wire rope surface can lubricate.
Finally, it should be noted that: the above is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that the present utility model is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. The utility model provides a drag elevator wire rope wearing and tearing self-checking mechanism, includes car (1) of elevator, traction pulley (2) are installed at car (1) top, coiling wire rope (3) on traction pulley (2), its characterized in that still includes:
the support plate (5) is connected to the top of the car (1);
a rotating rod (6) rotatably connected to the support plate (5);
the installation rod (7) is vertically and fixedly connected to the lower end of the rotating rod (6), a roller (8) is rotationally connected to the installation rod (7), and the roller (8) is in rolling contact with the outer edge of the steel wire rope (3);
a pressure sensor (15) mounted on the support plate (5);
the detection rod (12) horizontally penetrates through the support plate (5) and can horizontally and freely slide, a pressing block (18) is movably sleeved on the detection rod (12), and the end face of the pressing block (18) is propped against the pressure sensor (15);
and the hinge structure is used for connecting the detection rod (12) with the rotating rod (6), and when the rotating rod (6) rotates, the pressure of the pressing block (18) to the pressure sensor (15) can be changed.
2. The self-checking mechanism for wear of the steel wire rope of the traction elevator according to claim 1, wherein the hinge structure comprises a sliding pin (13) penetrating through a detection rod (12), a waist-shaped hole (14) which is used for inserting the sliding pin (13) and can freely slide is formed in the rotating rod (6), and the length direction of the waist-shaped hole (14) is parallel to the length direction of the rotating rod (6).
3. The self-checking mechanism for wear of the steel wire rope of the traction elevator according to claim 1, wherein a nut (17) is sleeved on one end, far away from the rotating rod (6), of the detecting rod (12), a spring (16) is sleeved on the detecting rod (12), and two ends of the spring (16) in the elastic direction elastically abut against the nut (17) and a pressing block (18) respectively.
4. The self-checking mechanism for wear of the steel wire rope of the traction elevator according to claim 1, wherein the longitudinal distance between the lower end of the rotating rod (6) and the rotating fulcrum of the rotating rod (6) on the supporting plate (5) is defined as L1, the longitudinal distance between the upper end of the rotating rod (6) and the rotating fulcrum of the rotating rod (6) on the supporting plate (5) is defined as L2, and L1 is smaller than L2.
5. The self-checking mechanism for wear of the steel wire rope of the traction elevator according to claim 1, characterized in that the support plate (5) is connected with a lubricating sleeve (4), a through hole (9) for the steel wire rope (3) to freely pass through is coaxially formed in the lubricating sleeve (4), a storage cavity (11) with an annular cross section is formed in the lubricating sleeve (4), graphite powder is stored in the storage cavity (11), and a plurality of lubricating holes (10) through which the storage cavity (11) are communicated are formed in the wall of the through hole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320046751.1U CN219567205U (en) | 2023-01-06 | 2023-01-06 | Self-checking mechanism for abrasion of steel wire rope of traction elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320046751.1U CN219567205U (en) | 2023-01-06 | 2023-01-06 | Self-checking mechanism for abrasion of steel wire rope of traction elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219567205U true CN219567205U (en) | 2023-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320046751.1U Active CN219567205U (en) | 2023-01-06 | 2023-01-06 | Self-checking mechanism for abrasion of steel wire rope of traction elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219567205U (en) |
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2023
- 2023-01-06 CN CN202320046751.1U patent/CN219567205U/en active Active
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